Specifications

• Size: 60mm
• Weight: 24pcs/display box/24Dz/19.0, 20.5kgs/2.3'
• Materials: Rubber
• Gently drop the ball, and it bounces irregularly.
• Through the ball hard, and it bounces straight
• It can be used as a message ball.
• 1. Squeeze with your fingers.
• 2. Massage the soles of your feet.
• Regular roll, irregular roll